Masterflow Pressure Valve 4000kpa

Plumbing pressure control valve (PCV) engineered to accurately regulate and balance incoming main water supply pressure to a consistent system rating. Constructed from robust, dezincification-resistant (DZR) brass, it features a stainless steel seat, an easy-fit replaceable cartridge, and a double-mesh stainless steel strainer to trap debris. Designed with an integrated expansion relief valve, it prevents sudden pressure fluctuations and protects household water heaters and appliances from over-pressurisation. Supplied by Al's Hardware. Item Size: 22mm (Pipe Connection Size) / 400kPa (System Pressure Rating). Pack Size: 1 Unit (includes complete brass pressure control valve with inlet and outlet dust covers).